OpenTechnical

OT-2026-000098704

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000098704) never changes.

Identity and time

Publication numberOT-2026-000098704 · never reused
Internal UUID01a0aea2-42ae-7396-9ccd-934153fdb74f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098704
StatusPUBLIC

Content hashes

Canonical text61de89dada2fff06b4374b780fd8213239289e63ae75dd69422f32b8c3000a29
Markdowna58b18336847c1c585a57c2a39545d6858cf1d9a3db1f4f2c5157538240242db
PDF
Publication paged3c00e163aaa3e9ec4937cbff920662e2c4a819e0d3e58dd221503968e3c5822
Manifest046c0e2b27c10e0eef60c60a44f9f036c1afb90081a0fe122dc3483668898609

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturewHqM4e73wn6TFBms1q8l9phQjWZMg/mN0tfVEGNu7sRB0U4yvcygkoqllFjEiR3CZO+TYLT/YtwAlZLtPae/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:00.602123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098704
observed d3c00e163aaa3e9ec4937cbff920662e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.582848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098704/manifest.json
observed 046c0e2b27c10e0eef60c60a44f9f036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.564622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098704/publication.md
observed a58b18336847c1c585a57c2a39545d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.546369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098704/publication.txt
observed 61de89dada2fff06b4374b780fd82132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.